21022053

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13147}}^1$

素因数の和:13204

約数の個数: 16

約数和(自身を含む): 30924096

約数和(自身を除く): 9902043

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 13147, 39441, 170911, 512733, 539027, 1617081, 7007351, 21022053]

約数ペア:

[(1, 21022053), (3, 7007351), (13, 1617081), (39, 539027), (41, 512733), (123, 170911), (533, 39441), (1599, 13147)]